| Springfield to Oberkirch | 3,756.54 mi (6,045.56 km) |
| Springfield to Obernburg am Main | 3,760.53 mi (6,051.98 km) |
| Springfield to Obernkirchen | 3,689.49 mi (5,937.66 km) |
| Springfield to Oberschleissheim | 3,907.99 mi (6,289.31 km) |
| Springfield to Oberstdorf | 3,882.17 mi (6,247.74 km) |
| Springfield to Obertraubling | 3,909.19 mi (6,291.23 km) |
| Springfield to Obertshausen | 3,741.44 mi (6,021.27 km) |
| Springfield to Oberursel | 3,727.16 mi (5,998.28 km) |
| Springfield to Ochsenfurt | 3,803.43 mi (6,121.03 km) |
| Springfield to Ochsenhausen | 3,847.46 mi (6,191.90 km) |
| Springfield to Ochtrup | 3,616.27 mi (5,819.82 km) |
| Springfield to Odenthal | 3,645.23 mi (5,866.44 km) |
| Springfield to Oelde | 3,663.91 mi (5,896.49 km) |
| Springfield to Oelsnitz | 3,863.16 mi (6,217.16 km) |
| Springfield to Oer-Erkenschwick | 3,633.85 mi (5,848.11 km) |
